<script setup lang="ts">
import { ref } from 'vue'

defineOptions({
  name: 'About'
})

const images = ref<string[]>([])
const sizes = [300, 400, 500, 600, 700]
function randomPick(array) {
  // 确保数组不为空
  if (!Array.isArray(array) || array.length === 0) {
    throw new Error('Array must be non-empty')
  }

  // 生成一个随机索引
  const randomIndex = Math.floor(Math.random() * array.length)

  // 返回随机选中的元素
  return array[randomIndex]
}
for (let i = 100; i < 200; i++) {
  images.value.push(
    'https://picsum.photos/id/' +
      i.toString() +
      '/' +
      randomPick(sizes).toString() +
      '/' +
      randomPick(sizes).toString()
  )
}
</script>

<template>
  <div class="auto-grid">
    <a
      v-for="(image, key) in images"
      :key="key"
      class="profile"
      :href="image"
      target="_blank"
      rel="noreferrer"
    >
      <h2 class="profile__name">Anita Simmons</h2>
      <p>Founder ref: https://codepen.io/SaijoGeorge/pen/oNZoYjO</p>
      <img :src="image" alt="" />
    </a>
  </div>
</template>

<style lang="scss" scoped>
// ref: https://codepen.io/SaijoGeorge/pen/oNZoYjO
.auto-grid {
  --auto-grid-min-size: 16rem;
  --auto-grid-gap: 1rem;

  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--auto-grid-min-size, 14rem), 1fr));
  grid-gap: var(--auto-grid-gap, 0);
  padding: 0;
}

.flow > * + * {
  margin-top: var(--flow-space, 1em);
}

/* Composition */
.team {
  --flow-space: 2em;
}

/* Blocks */
.profile {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  aspect-ratio: 1/1;
  position: relative;
  padding: 1.5rem;
  color: #ffffff;
  backface-visibility: hidden;
  text-decoration: none;
  overflow: hidden;
  border-radius: 12px;
}

.profile::before,
.profile::after {
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  /*inset: 0;*/
  top: 0;
  left: 0;
}

.profile::before {
  background: linear-gradient(
    to top,
    hsl(0 0% 0% / 0.79) 0%,
    hsl(0 0% 0% / 0.787) 7.8%,
    hsl(0 0% 0% / 0.779) 14.4%,
    hsl(0 0% 0% / 0.765) 20.2%,
    hsl(0 0% 0% / 0.744) 25.3%,
    hsl(0 0% 0% / 0.717) 29.9%,
    hsl(0 0% 0% / 0.683) 34.3%,
    hsl(0 0% 0% / 0.641) 38.7%,
    hsl(0 0% 0% / 0.592) 43.3%,
    hsl(0 0% 0% / 0.534) 48.4%,
    hsl(0 0% 0% / 0.468) 54.1%,
    hsl(0 0% 0% / 0.393) 60.6%,
    hsl(0 0% 0% / 0.31) 68.3%,
    hsl(0 0% 0% / 0.216) 77.3%,
    hsl(0 0% 0% / 0.113) 87.7%,
    hsl(0 0% 0% / 0) 100%
  );
  transition: 300ms opacity linear;
}

.profile::after {
  background: linear-gradient(45deg, hsl(0, 0%, 2%) 0, hsla(10, 3%, 62%, 0.366) 100%);
  opacity: 0;
  transition: 300ms opacity linear;
}

.profile > * {
  z-index: 1;
}

.profile img {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  margin: 0;
  z-index: 0;
  object-fit: cover;
  // filter: grayscale(1);
  transition:
    filter 200ms ease,
    transform 250ms linear;
}

.profile h2,
.profile p {
  transform: translateY(2ex);
}

.profile h2 {
  font-size: 1.7rem;
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: 0.03ch;
  transition: 300ms transform ease;
}

.profile p {
  font-size: 1.2rem;
  font-weight: 500;
}

.profile p {
  opacity: 0;
  transition:
    300ms opacity linear,
    300ms transform ease-in-out;
}

.profile:focus {
  outline: 0.5rem solid white;
  outline-offset: -0.5rem;
}

.profile:hover :is(h2, p),
.profile:focus :is(h2, p) {
  transform: none;
}

.profile:hover::after,
.profile:focus::after,
.profile:hover::before,
.profile:focus::before {
  opacity: 0.7;
}

.profile:hover p,
.profile:focus p {
  opacity: 1;
  transition-delay: 200ms;
}

.profile:hover img,
.profile:focus img {
  filter: grayscale(0);
  transform: scale(1.05);
}
</style>
